Mechanical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

IN AC mechanical fuelpump what stands for AC? IN SU mechanical fuelpump what stands for su?

Nissan,

3428

1hp=how much rpm

Fiat, MAHINDRA,

2 8990

how many kinds of bearing?

ACC, JSW,

3 9144

what are the main problems of solar electrical systems? to make quality control on, which parameters that need so?

2102

what are the main challenges with solar energy system?

2250

how many psi to one bar?

6 9336

what is the different between mechanical starter vs electrical starter? Solid stage starter? Soft starter?

Infosys,

2367

A fan is handling hot air at 285 degC with flow of 411635 m3/hr, power consumed is 1165kW and efficiency is 66%. what will happen to flow, power and efficiency of the fan if a water spray system is introduced to reduce the air temperature up to 200 degC? (also please refer any document regarding this)

1958

have a clutchless car or bike clutch for power transmission???

2177

gearless vehicle used which type of gearbox and do this work????

JCET,

2237

What is Temperature ?

Dr Reddys, Reddy Labs,

5 8772

what is difference between pipe and tube.

Jaiprakash, Sterlite,

4 10320

difference between wps & pqr

MRF, Spicer India, TCS,

3 14283

1. Centrifugal pump is used to drain the coolant from the machine to coolant tank via magnetic separator and paper filter. But more foam is raising in the coolant tank. We need to arrest the foam formation inside tank which is nt desired. How do we correct this issue? (Hardness of the water is at recommended ppm).

Nissan,

2 5260

1) Any pipe line working fluid may water / steam on it one manual isolation valve suppose one side of valve 6 kg/ cm^2 pressure (i.e. up stream) and other side is “ 0” kg/ cm^2 pressure(i.e. down stream) . So how much Tourqe required for opening the valve in terms of Newton force wheather normal man can open this valve. (for reference pipe nominal bore is 100 NB )

Ansaldo,

1941

Post New Mechanical Engineering Questions

Un-Answered Questions { Mechanical Engineering }

hi, if anyone have previous year paper of NHPC or some questions, Please send me at gupta.pankaj20@gmail.com

2880

Please tell about the water type h.v.a.c with it's cycle and functions of each parts ?show me how talented u r?

1687

what is cswip?

9051

what is Retainer?

2093

In 1983 what changed about the length of the meter?

1181

Preparation before arriving port?

1960

What is the profile of QA engineer

2004

Explain the term torque

1203

What is a combination thrust and radial bearing?

1307

Is there a high demand for mechanical engineers right now?

1081

How can we calculate the per hour productivity of a hydraulic rock breaker,for excavator..

1642

how many work softner filter ,multy media filter ,cartage filter , in r o system

2059

respected sir, i had applied for the post of GET for JSPL so kindly send me the syllabus and exam pattern for the concerned examination. my mail id: starsunny49@gmail.com thanking you sir

2405

how exact reduced the work done by compressor by use of intercooler?

1653

What is the formula for 1 HP of a two-cycle engine?

2296

For More Un-Answered { Mechanical Engineering } Questions Click Here